The invention discloses a toilet room structure suitable for a public toilet. The toilet room structure comprises a toilet room body provided with an entrance or an exit for passing of users who use the toilet, a squatting pan arranged in the toilet room body, a toilet room door rotatably connected with the toilet room body and used for controlling opening and closing of the entrance or the exit, and a door lock arranged on the toilet room door, wherein the door lock comprises a lock pin movably arranged on the toilet room door and an electromagnet used for controlling the lock pin to do linear movement in the horizontal direction; a locking hole, through which the lock pin can penetrate, is formed in the toilet room body. The toilet room structure suitable for the public toilet is more humanized and more intelligentized in design and has sounder functions.